Why will he risk his reputation and come up with another Altcoin, what Satoshi achieved with BTC is legendary and I believe he will prefer its remain that way. Rumour has it he owns more than 1 million Bitcoin at the current BTC price he is one of the richest man in the world and he is set for life. I know he is not in it for money because he would have at least sold some of his coins but decided against it